Cisco
600-210 · Question #33
Which failure code is sent in the authentication reject message when a UE with USIM fails to receive the AUTN as part of the authentication and ciphering request from the SGSN?
The correct answer is A. GSM authentication unacceptable. See the full explanation below for the reasoning.
Question
Which failure code is sent in the authentication reject message when a UE with USIM fails to receive the AUTN as part of the authentication and ciphering request from the SGSN?
Options
- AGSM authentication unacceptable
- BMAC failure
- CSYNC failure
- DRAND failure
- EUMTS authentication unacceptable
How the community answered
(41 responses)- A80% (33)
- B2% (1)
- C5% (2)
- D10% (4)
- E2% (1)
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